WEST: Mark details

MARK IDENTIFICATION

Code:   WEST Name:   Westport Alternatives:   50238M001

Country:   New Zealand Land District:   Nelson Topo50 map ref:   BR21 007 779

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NZGD 2000 COORDINATES

Latitude:   41° 44' 41.08912" S Longitude:   171° 48' 22.40329" E Ellipsoidal height (m):   665.385

Order:   0 Authorised:   20-May-2024 Reference:   2024.05.16 LINZ PositioNZ Update (DefMod v20180701 ITRF2020@2023-07-01)

Previous coordinates

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Projection		Northing (m)		Easting (m)		Scale Factor		Convergence
New Zealand Transverse Mercator		5377875.046		1500739.288		0.9997212		-0° 47' 42"		Previous coordinates
Buller Circuit 2000		807284.799		418725.058		1.0000043		+0° 09' 00"		Previous coordinates
Grey Circuit 2000		865375.723		421336.021		1.0000056		+0° 10' 15"		Previous coordinates

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NEW ZEALAND VERTICAL DATUM 2016 HEIGHT

Height (m):   648.3458

Order:   1V Authorised:   20-May-2024 Reference:   2024.05.16 LINZ PositioNZ Update (DefMod v20180701 ITRF2020@2023-07-01)

Previous heights

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MARK DETAILS

Last maintained:	20-Mar-2025
Maintenance level:
Mark condition:	Reliably Placed
Description:	Continuously operating GNSS station or CORS site. Mark is unable to be physically occupied. Horizontal reference point is the centre of 5/8ö thread. The vertical reference is the plate at top of pillar. 0.055m spacer is between GNSS antenna reference point (ARP) and vertical reference plate (antenna height). For more information see http://www.linz.govt.nz/positionz
Mark type:	Forced Centering
Beacon type:	Pillar
Protection type:	Post & rail enclosure